Olympiodorus. The last Neoplatonist of fame and celebrity in the school of Alexandria. He lived in the sixth century under the Emperor Justinian. There were several writers and philosophers of this name in pre-Christian as in post-Christian periods. One of these was the teacher of Proclus, another a historian in the eighth century, and so on.
Source: H.P.Blavatsky - The Key to Theosophy, The theosophical glossary